A. Introduction to Differential GPS (DGPS) technology
B. Comparison between GPS and DGPS
C. Benefits and limitations of DGPS in land surveying
D. Overview of DGPS equipment and accessories
E. DGPS receiver selection and setup
F. Antenna selection and mounting considerations
G. Establishing base stations and reference stations
H. Configuring and calibrating DGPS equipment

A. Understanding satellite constellations and signal characteristics
B. Satellite geometry and its impact on positioning accuracy
C. Planning and organizing a DGPS survey
D. Field procedures for data collection using DGPS
E. Real-time Kinematic (RTK) positioning techniques
F. Post-processing techniques for DGPS data
G. Field verification and quality control procedures

A. Introduction to DGPS data processing software
B. Data transfer and management techniques
C. Pre-processing of DGPS data
D. Differential correction techniques
E. Analysis of error sources and error mitigation
F. Generating accurate survey results from DGPS data
G. Case studies and practical exercises
H. Troubleshooting common issues in DGPS surveying

A. Boundary surveys and cadastral mapping using DGPS
B. Topographic mapping and terrain modeling
C. Construction layout and site positioning
D. Control network establishment and maintenance
E. Case studies of real-world applications

A. Introduction to GNSS data processing software
B. Post-processing techniques for improving accuracy
C. Ambiguity resolution and baseline adjustment
D. Quality control and data validation
E. Generating accurate position solutions and reports

A. Exam and Assessment

A. Certificate